/* ************************************************************************
 Copyright: 2010 by Linus Gasser
 License:	GPL v3
 Authors:	Linus Gasser
 ************************************************************************ */
/* ************************************************************************
 #asset(frontend/*)
 ************************************************************************ */
/**
 * Create the views in a Gestion-project
 */
qx.Class.define("frontend.Views.Form", {
    extend: qx.ui.container.Composite,

    /*
     * Constructor of Views.Create Takes:
     *
     */
    construct: function (cback, layout, dataClass, viewClass, rLayout) {
        this.base(arguments, new qx.ui.layout.HBox());
        this.dataClass = dataClass;
        this.viewClass = viewClass;
        this.callback = cback;
        this.ltab = rLayout;
        //dbg(3, "cback is: " + print_a(cback));
        this.add(this.fields = new frontend.Lib.Fields({
            callback: [this, this.changeId]
        }, layout, rLayout), {
            width: "100%",
            flex: 1
        });
    },

    members: {
        // The parameters for this field-set
        dataClass: null,
        viewClass: null,
        callback: null,
        fields: null,
        callback: null,
        ltab: null,

        /*
         * This is called whenever something changes. Appropriate actions are taken
         * from here with regards to the RPC-calls.
         */
        changeId: function (result) {
            dbg(3, "Got changeId with " + print_a(result));
            //dbg(5, "callBack is " + this.callBackend);
            var id = result[0];
            var name = result[1];
            var type = result[2];
            var value = result[3];
            var params = result[4];
            dbg(4, "params is " + print_a( params ));
            dbg(5, "dataClass is " + this.dataClass + " Type is: " + type);
            switch (type) {
                case "str":
                case "int":
                    //this.fields.clearData();
                    if (params.callback) {
                        this.callBackend("callback", params.callback, this.fields.getFieldsData());
                    } else {
                        this.callBackend("find", name, value);
                    }
                    break;
                case "button":
                    this.callBackend("button", name, this.fields.getFieldsData());
                    break;
                case "upload":
                    ret = this.fields.getFieldsData()
                    ret['filename'] = value
                    this.callBackend("button", name, ret);
                    break;
                case "split_button":
                    var fd = this.fields.getFieldsData()
                    fd.menu = value;
                    //alert("cb split_button " + value + ":" + print_a( fd ) )
                    this.callBackend("button", name, fd);
                    break;
                case "list":
                    this.callBackend("list_choice", name, this.fields.getFieldsData());
                    break;
                case "date":
                    if (params.callback) {
                        this.callBackend("callback", params.callback, this.fields.getFieldsData());
                    }
                    break;
                case "table":
                    this.callBackend("table", name, this.fields.getFieldsData());
                    break;
                default:
                    this.fields.updating = false;
                    break;
            }
        },

        // Adds all data in the arguments and calls the server
        callBackend: function (method) {
            var args = [];
            this.ltab.parentFadeOut();
            for (var i = 1; i < arguments.length; i++) {
                args.push(arguments[i]);
            }
            dbg(5, "callBackend arguments are: " + args.join(":"));
            //dbg(5, "callback is: " + print_a(this.callback));
            rpc.callRPCarray("View." + this.viewClass, method, this.callback[0], this.callback[1], args);
        },

        // Small wrapper to correctly set the updating-flag
        newData: function (data) {
            if (data) {
                this.fields.fill_silence(data);
            }
            else {
                alert("This ID doesn't exist!");
            }
            this.fields.updating = false;
        },

        deleteData: function (result) {
            if (result.answer == "OK") {
                alert("Deleted succesfully!");
            }
            else {
                alert("Couldn't delete because of " + result.reason);
            }
            this.fields.updating = false;
        },

        // Choses action to do if a button is pressed
        // IDEA: don't enable all fields when there is no ID present. Only enable
        // one field at a time and go directly to a search.
        handleButton: function (name) {
            dbg(5, "handleButton for " + name)
            switch (name) {
                case "new":
                    this.fields.clearData();
                    this.callBackend("new_id", this, this.newData);
                    break;
                case "save":
                    this.callBackend("save", this, this.newData, this.fields.getFieldsData());
                    break;
                default:
                    this.callBackend("button", this, this.newData, name, this.fields.getFieldsData());
                    break;
            }
        }
    }
});